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A031559 Numbers n such that continued fraction for sqrt(n) has even period and central term 61. +0
1
3723, 3727, 3739, 3767, 3779, 3791, 3803, 3823, 3827, 3847, 3851, 3859, 3863, 3867, 3871, 3907, 3911, 3919, 3923, 3931, 3943, 3947, 3967, 14888, 14920, 14944, 14976, 15016, 15040, 15072, 15080, 15104, 15168, 15200, 15208, 15232, 15264, 15360, 15392 (list; graph; listen)
OFFSET

1,1

CROSSREFS

Sequence in context: A035780 A108004 A031649 this_sequence A031739 A038012 A020410

Adjacent sequences: A031556 A031557 A031558 this_sequence A031560 A031561 A031562

KEYWORD

nonn

AUTHOR

David W. Wilson (davidwwilson(AT)comcast.net)

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.


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